Help¶

Builds Zephyr with Undefined Behavior Sanitizer enabled. This is currently only supported by boards based on the posix architecture, and requires a recent-ish compiler with the -fsanitize=undefined command line option.

Direct dependencies¶

ARCH_POSIX

(Includes any dependencies from ifs and menus.)

Defaults¶

No defaults. Implicitly defaults to n.

Kconfig definition¶

At subsys/debug/Kconfig:130

Included via Kconfig:8 → Kconfig.zephyr:34 → subsys/Kconfig:17

Menu path: (Top) → Sub Systems and OS Services → Debugging Options

config UBSAN
    bool "Build with undefined behavior sanitizer"
    depends on ARCH_POSIX
    help
      Builds Zephyr with Undefined Behavior Sanitizer enabled.
      This is currently only supported by boards based on the posix
      architecture, and requires a recent-ish compiler with the
      -fsanitize=undefined command line option.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)